92639 has 2 divisors, whose sum is σ = 92640. Its totient is φ = 92638.

The previous prime is 92627. The next prime is 92641. The reversal of 92639 is 93629.

It is a strong prime.

It is an emirp because it is prime and its reverse (93629) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 92639 - 2⁴ = 92623 is a prime.

Together with 92641, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 16.

It is a nialpdrome in base 13.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 92639.

It is not a weakly prime, because it can be changed into another prime (92669) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46319 + 46320.

It is an arithmetic number, because the mean of its divisors is an integer number (46320).

2⁹²⁶³⁹ is an apocalyptic number.

92639 is a deficient number, since it is larger than the sum of its proper divisors (1).

92639 is an equidigital number, since it uses as much as digits as its factorization.

92639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2916, while the sum is 29.

The square root of 92639 is about 304.3665553243. The cubic root of 92639 is about 45.2478504926.

Subtracting 92639 from its reverse (93629), we obtain a triangular number (990 = T₄₄).

The spelling of 92639 in words is "ninety-two thousand, six hundred thirty-nine".